CN218366117U

CN218366117U - Injection molding mechanism of injection molding machine

Info

Publication number: CN218366117U
Application number: CN202222120071.8U
Authority: CN
Inventors: 王震
Original assignee: Dongguan Pengjian Precision Plastic Co ltd
Current assignee: Dongguan Pengjian Precision Plastic Co ltd
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2023-01-24
Anticipated expiration: 2032-08-11

Abstract

The utility model provides an injection molding machine's mechanism of moulding plastics relates to the mechanism technical field of moulding plastics, including organism and saddle, the organism output end is connected with the pipe of moulding plastics, it is connected with the toper pipe to mould plastics a pipe one end, the pipe of moulding plastics is connected with the back flow in the one side that is close to the toper pipe, back flow top installation machine case, the motor is installed to machine roof end, the inside sliding connection of back flow has the round hole square column, just the piston piece is installed to round hole square column bottom, the outer wall of piston piece is laminated with the inside of back flow mutually, the inside one side of round hole square column is connected with the lead screw, the one end of lead screw extends to the inside of motor, just the output of motor runs through quick-witted case to be connected with the one end transmission of lead screw, the supporting seat is installed respectively to saddle top both sides, two a heat preservation section of thick bamboo is installed on the top of supporting seat. The utility model discloses a, rational in infrastructure, convenient operation reduces the waste of raw materials, also avoids mechanism itself to suffer the pollution.

Description

Injection molding mechanism of injection molding machine

Technical Field

The utility model belongs to the technical field of the mechanism of moulding plastics, more specifically say, in particular to injection molding machine's mechanism of moulding plastics.

Background

The injection molding machine is a main molding device for manufacturing thermoplastic plastics or thermosetting materials into plastic products with various shapes by utilizing a plastic molding die, the injection molding is realized by the injection molding machine and the die, and the rubber injection molding is a production method for directly injecting rubber materials into a model from a cylinder for vulcanization.

Based on the above, the present inventors found that the following problems exist: when the existing injection molding mechanism is used and a discharge port is short of a recovery facility, a port of the injection molding mechanism drops raw materials in a molten state when the injection molding mechanism is separated from a mold, so that raw material waste is caused, and the injection molding mechanism is polluted.

In view of the above, the present invention provides an injection mechanism of an injection molding machine, which is improved in view of the existing structure and defects, so as to achieve the purpose of having more practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an injection molding machine's mechanism of moulding plastics to solve the problem of the easy drippage raw materials of present injection molding machine.

The utility model discloses the purpose and the efficiency of the mechanism of moulding plastics of injection molding machine are reached by following specific technological means:

the utility model provides an injection molding mechanism of injection molding machine, includes organism and saddle, the organism output end is connected with the pipe of moulding plastics, it is connected with the toper pipe to mould plastics a pipe one end, the pipe of moulding plastics is connected with the back flow in the one side that is close to the toper pipe, back flow top installation machine case, the motor is installed to machine case top, the inside sliding connection of back flow has the round hole square column, just the piston piece is installed to round hole square column bottom, the outer wall of piston piece laminates with the inside of back flow mutually, the inside one side of round hole square column is connected with the lead screw, the one end of lead screw extends to the inside of motor, just the output of motor runs through quick-witted case to be connected with the one end transmission of lead screw, the supporting seat is installed respectively to saddle top both sides, two a heat preservation section of thick bamboo is installed on the top of supporting seat, the inner wall of a heat preservation section of thick bamboo and the outer wall connection of the pipe of moulding plastics.

Furthermore, a through hole is formed in one side, close to the machine body, of the injection molding pipe, and the top end of the through hole is connected with an injection tank.

Furthermore, the top end of the material injection tank is provided with a feed inlet, and one side of the feed inlet is connected with a feed hopper.

Furthermore, the inner wall of the heat-insulating cylinder is embedded with an electric heating wire which is spirally distributed.

Furthermore, a power supply block is installed at the top end of the supporting table, and the output end of the power supply block extends into the heat preservation cylinder and is electrically connected with one end of the heating wire.

Furthermore, a retainer is mounted at the top end inside the case, and one side of the retainer is rotationally connected with one end of the lead screw.

Compared with the prior art, the utility model discloses following beneficial effect has:

this kind of mechanism of moulding plastics of injection molding machine, through the pipe of moulding plastics, the toper pipe, the back flow, including a motor, a controller, and a cover plate, the round hole square column, mutually supporting of lead screw and piston piece, make this mechanism of moulding plastics realize retrieving the function of unnecessary raw materials, it is rotatory to drive the lead screw through the motor output end, make the round hole square column drive the piston piece in the inside of back flow and go up and down the activity, be convenient for adjust the inside atmospheric pressure change of back flow, make back flow one end form the absorptive function of negative pressure to the inside of pipe of moulding plastics, thereby be convenient for inhale the back flow with the inside remaining raw materials of toper pipe, reduce the raw materials residual between toper pipe and the mould, and then avoid appearing the situation that the raw materials drips, the utility model discloses, rational in infrastructure, convenient operation reduces the waste of raw materials, also avoid mechanism itself to suffer the pollution.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a sectional view of the structure of the case of the present invention.

Fig. 3 is a sectional view of the tapered tube structure of the present invention.

Fig. 4 is a cross-sectional view of the round hole square column structure of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a body; 2. a saddle; 3. a material injection tank; 4. feeding into a hopper; 5. injection molding a tube; 6. a heat-preserving cylinder; 7. a return pipe; 8. a motor; 9. a tapered tube; 10. a supporting seat; 11. a power supply block; 12. a chassis; 13. a round hole square column; 14. a lead screw; 15. a holder; 16. a piston block; 17. an electric heating wire.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides an injection molding machine's mechanism of moulding plastics, including organism 1 and saddle 2, 1 output of organism is connected with injection molding pipe 5, injection molding pipe 5 one end is connected with toper pipe 9, injection molding pipe 5 is connected with back flow 7 in the one side that is close to toper pipe 9, back flow 7 top installation machine case 12, motor 8 is installed on machine case 12 top, the inside sliding connection of back flow 7 has round hole square column 13, and round hole square column 13 bottom installs piston piece 16, the outer wall of piston piece 16 is laminated with back flow 7's inside mutually, round hole square column 13 inside one side is connected with lead screw 14, lead screw 14's one end extends to motor 8's inside, and motor 8's output runs through quick-witted case 12, and be connected with lead screw 14's one end transmission, supporting seat 10 is installed respectively to saddle 2 top both sides, heat preservation section of thick bamboo 6 is installed on the top of two supporting seats 10, heat preservation section of thick bamboo 6's inner wall and injection molding pipe 5's outer wall connection.

Wherein, the pipe 5 of moulding plastics is provided with the through-hole in one side that is close to organism 1, and the top of through-hole is connected with the notes material jar 3, uses through the connection of notes material jar 3, is convenient for provide sufficient granule raw materials of moulding plastics for the pipe 5 of moulding plastics.

Wherein, annotate 3 tops of feed tank and be provided with the feed inlet, one side of feed inlet is connected with into hopper 4, uses through the connection of going into hopper 4, reduces the possibility that scatters of this injection molding machine in the material adding process.

Wherein, the heating wire 17 is embedded in the inner wall of the heat preservation cylinder 6, the heating wire 17 is distributed spirally, and the heating efficiency of the injection molding mechanism is effectively improved by setting the heating wire 17 to be spiral.

The top end of the support table 2 is provided with a power supply block 11, the output end of the power supply block 11 extends into the heat preservation cylinder 6 and is electrically connected with one end of the heating wire 17, and the power supply block 11 is installed and used to provide sufficient electric energy for the heating wire 17, so that the constant temperature state of the injection molding mechanism is ensured.

The top end in the case 12 is provided with the retainer 15, one side of the retainer 15 is rotatably connected with one end of the screw 14, and the stability of the screw 14 in the rotating process is effectively improved by the installation and use of the retainer 15.

The specific use mode and function of the embodiment are as follows:

when the injection molding mechanism of the injection molding machine is used, firstly, the mechanism is moved to a designated working area, the mechanism is started to operate and carry out temperature rise test, after normal operation and constant temperature are ensured, a proper amount of granular raw materials are put into the feeding hopper 4, wherein the output end of the mechanism is enabled to drive the screw 14 to rotate by the starting motor 8, the circular hole square column 13 drives the piston block 16 to move up and down in the return pipe 7 by utilizing the threaded connection relation between the circular hole square column 13 and the screw 14, the air pressure on one side in the return pipe 7 is adjusted, one end of the return pipe 7 is enabled to form negative pressure in the injection molding pipe 5, the absorption function is realized, so that the raw materials remained in the conical pipe 9 are conveniently sucked into the return pipe 7, the raw material remaining amount between the conical pipe 9 and a mold is reduced, the raw material dripping condition is further avoided, and sufficient electric energy is conveniently provided for the electric heating wire 17 by installing and using the power supply block 11, so that the return pipe state kept by the injection molding mechanism is ensured, and the heating efficiency of the injection molding mechanism is effectively improved by setting the electric heating wire 17 into a spiral shape.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an injection molding mechanism of injection molding machine, its characterized in that, includes organism (1) and saddle (2), organism (1) output is connected with injection molding pipe (5), injection molding pipe (5) one end is connected with toper pipe (9), injection molding pipe (5) are connected with back flow (7) in the one side that is close to toper pipe (9), back flow (7) top installation machine case (12), motor (8) are installed on machine case (12) top, back flow (7) inside sliding connection has round hole square column (13), just piston piece (16) are installed to round hole square column (13) bottom, the outer wall of piston piece (16) is laminated with the inside of back flow (7), round hole square column (13) inside one side is connected with lead screw (14), the one end of lead screw (14) extends to the inside of motor (8), just the output of motor (8) runs through machine case (12) to be connected with the one end transmission of lead screw (14), saddle (2) top both sides are installed respectively, two the top of supporting seat (10) is installed, the inner wall of a heat preservation pipe (6) and the connection tube (5) of moulding plastics.

2. The injection mechanism of an injection molding machine as claimed in claim 1, wherein: the injection molding pipe (5) is provided with a through hole at one side close to the machine body (1), and the top end of the through hole is connected with an injection tank (3).

3. The injection mechanism of an injection molding machine as defined in claim 2, wherein: the top end of the material injection tank (3) is provided with a feed inlet, and one side of the feed inlet is connected with a feed hopper (4).

4. The injection mechanism of an injection molding machine as claimed in claim 1, wherein: the inner wall of the heat-insulating cylinder (6) is embedded with electric heating wires (17), and the electric heating wires (17) are distributed spirally.

5. The injection mechanism of an injection molding machine as defined in claim 1, wherein: the power supply block (11) is installed on the top end of the supporting table (2), and the output end of the power supply block (11) extends to the inside of the heat preservation cylinder (6) and is electrically connected with one end of the heating wire (17).

6. The injection mechanism of an injection molding machine as claimed in claim 1, wherein: a retainer (15) is installed at the top end inside the case (12), and one side of the retainer (15) is rotatably connected with one end of the lead screw (14).